userland: add archive tools and pinned GoAWK, esbuild, and QuickJS

userland/goawk/source/testdata/gawk/fldterm.awk

@@ -0,0 +1,10 @@
+BEGIN {
+	# choose a field separator that is numeric, so we can test whether
+	# force_number properly handles unterminated numeric field strings
+	FS = "3"
+}
+
+{
+	print $1+0
+	print $1
+}